Jiangsu Zhanwang Pipe Co., Ltd., located in No.111 Basi Avenue, Jinhu Economic Development Zone, ... Province, is a sino-for welcome OEM.Jiangsu Zhanwang Pipe Co., Ltd., located in No.111 Basi Avenue, Jinhu Economic Development Zone ... invested by Zhejiang Qiangsheng Machinery Group and Hong Kong Qingzhan International Trading co., Ltd., with an area of 173mu and registration capital $1248. In ...